KDevelop API Documentation

filterpart.cpp

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00001 /***************************************************************************
00002  *   Copyright (C) 2002 by Bernd Gehrmann                                  *
00003  *   bernd@kdevelop.org                                                    *
00004  *                                                                         *
00005  *   This program is free software; you can redistribute it and/or modify  *
00006  *   it under the terms of the GNU General Public License as published by  *
00007  *   the Free Software Foundation; either version 2 of the License, or     *
00008  *   (at your option) any later version.                                   *
00009  *                                                                         *
00010  ***************************************************************************/
00011 
00012 #include "filterpart.h"
00013 
00014 #include <kaction.h>
00015 #include <kdebug.h>
00016 #include <klocale.h>
00017 #include <kparts/part.h>
00018 #include <ktexteditor/editinterface.h>
00019 #include <ktexteditor/selectioninterface.h>
00020 #include <ktexteditor/viewcursorinterface.h>
00021 
00022 #include "kdevcore.h"
00023 #include "kdevpartcontroller.h"
00024 #include "shellfilterdlg.h"
00025 #include "shellinsertdlg.h"
00026 #include "kdevfilterIface.h"
00027 
00028 static const KAboutData data("kdevfilter", I18N_NOOP("Execute shell command"), "1.0");
00029 K_EXPORT_COMPONENT_FACTORY( libkdevfilter, FilterFactory( &data ) )
00030 
00031 FilterPart::FilterPart(QObject *parent, const char *name, const QStringList &)
00032     : KDevPlugin("Filter", "filter", parent, name ? name : "FilterPart")
00033 {
00034     setInstance(FilterFactory::instance());
00035     setXMLFile("kdevfilter.rc");
00036 
00037     KAction *action;
00038 
00039     action = new KAction( i18n("Execute Command..."), 0,
00040                           this, SLOT(slotShellInsert()),
00041                           actionCollection(), "tools_insertshell" );
00042     action->setToolTip(i18n("Execute shell command"));
00043     action->setWhatsThis(i18n("<b>Execute shell command</b><p>Executes a shell command and outputs its result into the current document."));
00044 
00045     action = new KAction( i18n("Filter Selection Through Command..."), 0,
00046                           this, SLOT(slotShellFilter()),
00047                           actionCollection(), "tools_filtershell" );
00048     action->setToolTip(i18n("Filter selection through a shell command"));
00049     action->setWhatsThis(i18n("<b>Filter selection through shell command</b><p>Filters selection through a shell command and outputs its result into the current document."));
00050 
00051     m_insertDialog = 0;
00052     m_filterDialog = 0;
00053 
00054     new KDevFilterIface( this );
00055     // (void) dcopClient();
00056 }
00057 
00058 
00059 FilterPart::~FilterPart()
00060 {
00061     delete m_insertDialog;
00062     delete m_filterDialog;
00063 }
00064 
00065 
00066 void FilterPart::slotShellInsert()
00067 {
00069 
00070     KParts::ReadWritePart *part
00071         = dynamic_cast<KParts::ReadWritePart*>(partController()->activePart());
00072     QWidget *view = partController()->activeWidget();
00073     if (!part || !view) {
00074         kdDebug(9029) << "no rw part" << endl;
00075         return;
00076     }
00077 
00078     KTextEditor::EditInterface *editiface
00079         = dynamic_cast<KTextEditor::EditInterface*>(part);
00080     if (!editiface) {
00081         kdDebug(9029) << "no edit" << endl;
00082         return;
00083     }
00084 
00085     KTextEditor::ViewCursorInterface *cursoriface
00086         = dynamic_cast<KTextEditor::ViewCursorInterface*>(view);
00087     if (!cursoriface) {
00088         kdDebug(9029) << "no viewcursor" << endl;
00089         return;
00090     }
00091 
00092     if (!m_insertDialog)
00093     {
00094         m_insertDialog = new ShellInsertDialog();
00095         m_insertDialog->setCaption(i18n("Execute Command"));
00096     }
00097     if (m_insertDialog->exec()) {
00098         uint line, col;
00099         cursoriface->cursorPositionReal(&line, &col);
00100         editiface->insertText(line, col, m_insertDialog->text());
00101     }
00102 }
00103 
00104 
00105 void FilterPart::slotShellFilter()
00106 {
00108 
00109     KParts::ReadWritePart *part
00110         = dynamic_cast<KParts::ReadWritePart*>(partController()->activePart());
00111     QWidget *view = partController()->activeWidget();
00112     if (!part || !view) {
00113         kdDebug(9029) << "no rw part" << endl;
00114         return;
00115     }
00116 
00117     KTextEditor::EditInterface *editiface
00118         = dynamic_cast<KTextEditor::EditInterface*>(part);
00119     if (!editiface) {
00120         kdDebug(9029) << "no edit" << endl;
00121         return;
00122     }
00123 
00124     KTextEditor::ViewCursorInterface *cursoriface
00125         = dynamic_cast<KTextEditor::ViewCursorInterface*>(view);
00126     if (!cursoriface) {
00127         kdDebug(9029) << "no viewcursor" << endl;
00128         return;
00129     }
00130 
00131     KTextEditor::SelectionInterface *selectioniface
00132         = dynamic_cast<KTextEditor::SelectionInterface*>(part);
00133     if (!selectioniface) {
00134         kdDebug(9029) << "no selection" << endl;
00135         return;
00136     }
00137 
00138     if (!m_filterDialog)
00139     {
00140         m_filterDialog = new ShellFilterDialog();
00141         m_filterDialog->setCaption(i18n("Filter Selection Through Command"));
00142     }
00143 
00144     kdDebug(9029) << "Old text: " << selectioniface->selection()<< endl;
00145 
00146     m_filterDialog->setText(selectioniface->selection());
00147 
00148     if (m_filterDialog->exec()) {
00149         uint line, col;
00150         // OUCH: KTextEditor doesn't allow to find out
00151         // where the selection is
00152         selectioniface->removeSelectedText();
00153         cursoriface->cursorPositionReal(&line, &col);
00154         kdDebug(9029) << "New text: " << m_filterDialog->text() << endl;
00155         editiface->insertText(line, col, m_filterDialog->text());
00156     }
00157 }
00158 
00159 #include "filterpart.moc"
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